Nooelec NESDR Mini 2+ 0.5PPM TCXO RTL-SDR & ADS-B USB Receiver Set w/Antenna, Mount & Female SMA Adapter. RTL2832U & R820T2 Tuner. Low-Cost Software Defined Radio for Windows, Mac OS & Linux :
SDRDX Now supports the RTL-SDR on OSX
SdrDx - OSX and Windows SDR Software - Resource Detail - The DXZone.com
The BIG List of RTL-SDR Supported Software
CubicSDR Basic Setup on Mac with RTL-SDR Blog V3 - YouTube
Install GQRX for a SDR in Mac OS X
Install GQRX for a SDR in Mac OS X
SDR# on MAC OSX EL CAPITAN - RTL SDR - MONO - YouTube
Macintosh macOS Mode S (ADS-B) aircraft transponder decoder